$107+ Cheap flights from Philadelphia (PHL) to Houston
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — HOU
Sep 3 — Sep 101
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to Houston with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Philadelphia to Houston
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Cheapest flights from Philadelphia to HoustonExplore the most affordable flight options available from Philadelphia to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
Explore the most affordable flight options available from Philadelphia to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:10 am -
1 stop6h 30m
Wed 11/1110:15 pm -
2 stops23h 56m
Deal found 8/3![Frontier logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:30 am -
1 stop16h 44m
Mon 8/244:32 pm -
1 stop13h 43m
Deal found 8/4![Frontier logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/154:30 pm -
1 stop6h 59m
Sat 9/56:00 am -
1 stop13h 28m
Deal found 8/3![Frontier logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/154:30 pm -
1 stop6h 59m
Thu 9/36:00 am -
1 stop13h 28m
Deal found 8/3![Frontier logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/224:45 pm -
1 stop6h 29m
Sun 8/234:32 pm -
1 stop13h 43m
Deal found 8/3![Frontier logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/42:45 pm -
1 stop8h 29m
Fri 9/118:25 am -
2 stops10h 00m
Deal found 7/31![Multiple Airlines logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:10 am -
1 stop6h 30m
Wed 11/410:15 pm -
2 stops19h 00m
Deal found 8/1![Frontier logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/141:32 pm -
1 stop18h 48m
Mon 8/176:00 am -
1 stop24h 15m
Deal found 7/31![Frontier logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1712:45 pm -
2 stops10h 45m
Sat 9/199:04 pm -
1 stop9h 12m
Deal found 8/3![Frontier logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/294:45 pm -
1 stop6h 29m
Sun 9/66:00 am -
2 stops12h 31m
Deal found 8/2![Frontier logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:32 pm -
2 stops14h 48m
Sat 8/294:32 pm -
1 stop13h 43m
Deal found 8/3![Frontier logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:30 am -
1 stop14h 44m
Sun 8/234:32 pm -
1 stop13h 43m
Deal found 8/3![Frontier logo]()
$270
Best flights from Philadelphia to HoustonDiscover carefully curated flight deals from Philadelphia to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
Discover carefully curated flight deals from Philadelphia to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:00 am -
Nonstop3h 48m
Sat 11/72:20 pm -
Nonstop3h 21m
Deal found 7/30![United Airlines logo]()
$289
This Southwest deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/511:55 am -
1 stop7h 25m
Sun 9/67:45 am -
1 stop5h 05m
Deal found 7/31![Southwest logo]()
$309
This Delta deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:20 am -
1 stop5h 48m
Mon 10/265:28 pm -
1 stop6h 28m
Deal found 8/3![Delta logo]()
$324
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:13 pm -
Nonstop3h 35m
Sat 9/267:21 am -
1 stop6h 22m
Deal found 7/30![United Airlines logo]()
$295
This Southwest deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:15 pm -
1 stop5h 05m
Tue 10/1310:55 am -
2 stops6h 05m
Deal found 8/1![Southwest logo]()
$329
This United Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/41:06 pm -
Nonstop3h 34m
Tue 9/86:05 pm -
Nonstop3h 26m
Deal found 8/2![United Airlines logo]()
$304
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2912:15 pm -
1 stop5h 18m
Sun 11/16:09 am -
1 stop7h 22m
Deal found 7/31![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2410:20 am -
1 stop6h 15m
Mon 8/316:00 am -
1 stop5h 05m
Deal found 8/2![Southwest logo]()
$339
This Southwest deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:10 pm -
1 stop5h 55m
Mon 10/195:40 pm -
1 stop5h 10m
Deal found 8/1![Southwest logo]()
$339
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:30 pm -
1 stop6h 00m
Mon 10/126:05 pm -
Nonstop3h 26m
Deal found 7/30![United Airlines logo]()
$361
This Southwest deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:25 am -
1 stop7h 10m
Thu 10/110:05 am -
2 stops7h 25m
Deal found 8/1![Southwest logo]()
$344
This Southwest deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:10 pm -
1 stop7h 00m
Sun 10/257:30 am -
1 stop9h 15m
Deal found 8/2![Southwest logo]()
$344
This United Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:16 am -
Nonstop3h 34m
Wed 9/166:05 pm -
Nonstop3h 26m
Deal found 8/1![United Airlines logo]()
$379
This Southwest deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/228:05 am -
2 stops6h 45m
Tue 8/2512:30 pm -
2 stops7h 25m
Deal found 7/30![Southwest logo]()
$349
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:30 pm -
1 stop6h 00m
Fri 10/166:05 pm -
Nonstop3h 26m
Deal found 7/30![United Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/101:06 pm -
Nonstop3h 34m
Mon 9/146:05 pm -
Nonstop3h 26m
Deal found 8/3![United Airlines logo]()
$394
This Southwest deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:20 am -
2 stops9h 05m
Mon 9/147:20 am -
2 stops7h 40m
Deal found 7/30![Southwest logo]()
$364
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/151:06 pm -
Nonstop3h 34m
Sun 9/206:05 pm -
Nonstop3h 26m
Deal found 8/3![United Airlines logo]()
$394
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/271:06 pm -
Nonstop3h 34m
Sun 8/307:30 am -
Nonstop3h 28m
Deal found 7/31![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:15 pm -
Nonstop3h 34m
Sun 10/187:30 am -
Nonstop3h 28m
Deal found 7/31![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:16 am -
Nonstop3h 34m
Sun 10/187:30 am -
Nonstop3h 28m
Deal found 8/1![United Airlines logo]()
$409
Last-minute flights from Philadelphia to HoustonDiscover last-minute flight deals from Philadelphia to Houston. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Houston. Data last updated August 4, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/141:32 pm -
1 stop18h 48m
Mon 8/176:00 am -
1 stop24h 15m
Deal found 7/31![Frontier logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/154:30 pm -
1 stop6h 59m
Sat 9/56:00 am -
1 stop13h 28m
Deal found 8/3![Frontier logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/154:30 pm -
1 stop6h 59m
Thu 9/36:00 am -
1 stop13h 28m
Deal found 8/3![Frontier logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:30 am -
1 stop16h 44m
Mon 8/244:32 pm -
1 stop13h 43m
Deal found 8/4![Frontier logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:30 am -
1 stop14h 44m
Sun 8/234:32 pm -
1 stop13h 43m
Deal found 8/3![Frontier logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/224:45 pm -
1 stop6h 29m
Sun 8/234:32 pm -
1 stop13h 43m
Deal found 8/3![Frontier logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:32 pm -
2 stops14h 48m
Sat 8/294:32 pm -
1 stop13h 43m
Deal found 8/3![Frontier logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/294:45 pm -
1 stop6h 29m
Sun 9/66:00 am -
2 stops12h 31m
Deal found 8/2![Frontier logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/42:45 pm -
1 stop8h 29m
Fri 9/118:25 am -
2 stops10h 00m
Deal found 7/31![Multiple Airlines logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:45 pm -
1 stop6h 29m
Sun 9/65:09 pm -
2 stops13h 06m
Deal found 8/1![Frontier logo]()
$271
This Southwest deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:15 pm -
1 stop7h 30m
Sun 9/612:15 pm -
1 stop6h 50m
Deal found 8/4![Southwest logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1712:45 pm -
2 stops10h 45m
Sat 9/199:04 pm -
1 stop9h 12m
Deal found 8/3![Frontier logo]()
$267
One-way flights from Philadelphia to HoustonSearch for one-way flight options from Philadelphia to Houston. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
Search for one-way flight options from Philadelphia to Houston. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:45 pm -
1 stop6h 29m
Deal found 7/31![Frontier logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/308:30 am -
1 stop23h 50m
Deal found 8/3![Frontier logo]()
$108
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:40 pm -
1 stop10h 50m
Deal found 7/31![Frontier logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/165:36 pm -
1 stop26h 37m
Deal found 8/1![Allegiant Air logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/15:28 pm -
1 stop15h 06m
Deal found 7/30![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:40 pm -
2 stops28h 34m
Deal found 8/1![Frontier logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:40 pm -
2 stops37h 40m
Deal found 8/3![Frontier logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:57 pm -
2 stops19h 43m
Deal found 8/3![Frontier logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:30 am -
1 stop14h 44m
Deal found 7/30![Frontier logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/135:36 pm -
1 stop26h 37m
Deal found 8/1![Allegiant Air logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/194:45 pm -
1 stop6h 29m
Deal found 7/31![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:59 pm -
2 stops27h 31m
Deal found 8/3![Frontier logo]()
$121
Find flight deals from Philadelphia to Houston
Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Houston (HO1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 4, 2026.
Round-trip from | $260 (Kiwi.com) |
|---|---|
One-way from | $107 (Kiwi.com) |
Popular in | March |
Cheapest in | September |
Average price | $309 |
Cheapflights Fare Finder
Customize your flight search to find flights from Philadelphia to Houston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 4, 2026.
Use the filters below to find and compare flights from Philadelphia to Houston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Sat 10/31
8:00 am-10:48 am
Nonstop3h 48m
Houston George Bush Intcntl
Sat 11/7
2:20 pm-6:41 pm
Nonstop3h 21m
$289
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Wed 9/23
6:13 pm-8:48 pm
Nonstop3h 35m
Houston George Bush Intcntl
Sat 9/26
7:21 am-2:43 pm
1 stop6h 22m
$295
Quickest round-trip
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Fri 9/4
1:06 pm-3:40 pm
Nonstop3h 34m
Houston George Bush Intcntl
Tue 9/8
6:05 pm-10:31 pm
Nonstop3h 26m
$304
PhiladelphiaHouston
PHL - HOU
PHLHOU
Philadelphia
Sat 9/5
11:55 am-6:20 pm
1 stop7h 25m
Houston Hobby
Sun 9/6
7:45 am-1:50 pm
1 stop5h 05m
$309
PhiladelphiaHouston
PHL - HOU
PHLHOU
Philadelphia
Wed 10/21
5:20 am-10:08 am
1 stop5h 48m
Houston Hobby
Mon 10/26
5:28 pm-12:56 am
1 stop6h 28m
$324
PhiladelphiaHouston
PHL - HOU
PHLHOU
Philadelphia
Thu 10/1
8:15 pm-12:20 am
1 stop5h 05m
Houston Hobby
Tue 10/13
10:55 am-6:00 pm
2 stops6h 05m
$329
PhiladelphiaHouston
PHL - HOU
PHLHOU
Philadelphia
Thu 10/29
12:15 pm-4:33 pm
1 stop5h 18m
Houston Hobby
Sun 11/1
6:09 am-2:31 pm
1 stop7h 22m
$339
PhiladelphiaHouston
PHL - HOU
PHLHOU
Philadelphia
Mon 8/24
10:20 am-3:35 pm
1 stop6h 15m
Houston Hobby
Mon 8/31
6:00 am-12:05 pm
1 stop5h 05m
$339
PhiladelphiaHouston
PHL - HOU
PHLHOU
Philadelphia
Fri 10/16
7:10 pm-12:05 am
1 stop5h 55m
Houston Hobby
Mon 10/19
5:40 pm-11:50 pm
1 stop5h 10m
$339
PhiladelphiaHouston
PHL - HOU
PHLHOU
Philadelphia
Fri 8/28
5:25 am-11:35 am
1 stop7h 10m
Houston Hobby
Thu 10/1
10:05 am-6:30 pm
2 stops7h 25m
$344
Showing 1-10 of 42 resultsSorted by cheapest first
Best time to book a flight from Philadelphia to Houston
Have a flexible travel schedule? Discover the best time to fly to Houston from Philadelphia with our price prediction graph.
PHL-HO1
PHL-IAH
PHL-HOU
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Philadelphia to Houston
PHL-HO1
PHL-IAH
PHL-HOU
What is the cheapest month to book a flight from Philadelphia to Houston?
Currently, September is the cheapest month in which you can book a flight from Philadelphia to Houston (average of $296). Flying from Philadelphia to Houston in March is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from PHL to HOU?
Find hourly flight availability from Philadelphia to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 4, 2026.
One of the essential ways to save on airfare from Philadelphia to Houston is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 2% on airfare.
How much does it cost to fly round-trip from Philadelphia to Houston?
Airfare is below average for this route at the moment.
Philadelphia to Houston flights typically cost between $270 and $371 in August.The cheapest round-trip price found within the last 5 days was $260 on Frontier (Aug 18-Aug 24).
How far ahead should I book a flight from Philadelphia to Houston?
The best time to book flights from Philadelphia to Houston is 83 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Philadelphia to Houston?
Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Houston. Price data was last updated on October 5, 2025.
Travelers seeking maximum savings on their Philadelphia to Houston flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Philadelphia to Houston flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Philadelphia to Houston trip
Our travel experts
Reviews of airlines servicing Houston
Get insights into the airlines that provide service to Houston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Houston. Reviews last updated August 4, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from Philadelphia to Houston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from Philadelphia to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Philadelphia to Houston
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Complete your trip
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Search flights from Philadelphia to Houston by cabin class
Find flights from Philadelphia to Houston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Philadelphia and Houston flights
Browse other Philadelphia and Houston flight options. Last updated on August 4, 2026.
Other flights from Philadelphia
Browse through other flights departing from Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on August 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from Philadelphia to Houston
Discover the top 6 airlines that operate flights from Philadelphia to Houston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$127 | Average$231 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$200 | Average$336 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$234 | Average$379 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$238 | Average$335 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$238 | Average$331 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$242 | Average$367 | FlexibilityNo cancel fee | On-time71% |